# Inbox Zero

- Link: https://100xfounder.com/startup/inbox-zero/
- Published: 2026-10-18T12:31:00+05:30
- Author: 

Inbox Zero Mail is an open-source email client for Gmail and Outlook. Fast, keyboard-
first, and free to use, on web, Mac, Windows and iPhone, with all your accounts 
in one inbox. Add AI for $20/mo: every email is sorted, and replies are drafted 
in your voice before you open them. Comment privately with your team, get Slack 
alerts, and give the AI context from your tools.